57881680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 141843600

約数和(自身を除く): 83961920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 61, 80, 116, 122, 145, 232, 244, 290, 305, 409, 464, 488, 580, 610, 818, 976, 1160, 1220, 1636, 1769, 2045, 2320, 2440, 3272, 3538, 4090, 4880, 6544, 7076, 8180, 8845, 11861, 14152, 16360, 17690, 23722, 24949, 28304, 32720, 35380, 47444, 49898, 59305, 70760, 94888, 99796, 118610, 124745, 141520, 189776, 199592, 237220, 249490, 399184, 474440, 498980, 723521, 948880, 997960, 1447042, 1995920, 2894084, 3617605, 5788168, 7235210, 11576336, 14470420, 28940840, 57881680]

約数ペア:

[(1, 57881680), (2, 28940840), (4, 14470420), (5, 11576336), (8, 7235210), (10, 5788168), (16, 3617605), (20, 2894084), (29, 1995920), (40, 1447042), (58, 997960), (61, 948880), (80, 723521), (116, 498980), (122, 474440), (145, 399184), (232, 249490), (244, 237220), (290, 199592), (305, 189776), (409, 141520), (464, 124745), (488, 118610), (580, 99796), (610, 94888), (818, 70760), (976, 59305), (1160, 49898), (1220, 47444), (1636, 35380), (1769, 32720), (2045, 28304), (2320, 24949), (2440, 23722), (3272, 17690), (3538, 16360), (4090, 14152), (4880, 11861), (6544, 8845), (7076, 8180)]